Open Source Java e-Invoicing library, validator and tool (Factur-X/ZUGFeRD, UNCEFACT/CII XRechnung)
ZUGFeRD/XRechnung/Factur-X Library
Open-source POS with Brazilian fiscal module (NF-e/NFC-e). Next.js 16, React 19, PGLite, tRPC, Drizzle ORM.
A simple ZUGFeRD/XRechnung/Factur-X Library for Laravel
Visualizer for ZUGFeRD/XRechnung/Factur-X
Electronic invoice library for Delphi
TypeScript SDK for Chile's SII — electronic invoicing (DTE), certificate auth, and invoice listing (RCV)
minimalist stand-alone XRechnung generator
Creación y firma de facturas electrónicas y envío a FACe
Netle Developer Network
This repository contains examples to consume the API for electronic invoicing of the Ministerio de Hacienda of Costa Rica
SDK open-source de facturación electrónica DIAN para TypeScript/Node.js — UBL 2.1, XAdES-EPES, CUFE, WS-Security SOAP
A lightweight REST API wrapper around the Mustang-Project CLI for validating ZuGFeRD, Factur-X and UBL documents. Fast, reliable, and easy to integrate.
Extensible PHP library for creating, reading and validating electronic invoices such as XRechnung, ZUGFeRD and Factur-X, with support for custom formats.
SDK de TypeScript/JavaScript para la API Factus (facturación electrónica para Colombia).
XRechnung UBL Syntax-Library
Open-source electronic invoicing (FatturaPA) for Italian freelancers, CLI-first.
PHP toolkit for Ecuador SRI electronic documents: access keys, XML generation, XAdES-BES signing, and SOAP submission.
Local-first, fiscal-native POS for Latin American retail — Electron + React + Fastify + tRPC + SQLite
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